2-31580605-A-G

Variant summary

Our verdict is Benign. Variant got -20 ACMG points: 0P and 20B. BP4_StrongBP6_Very_StrongBA1

The ENST00000622030.2(SRD5A2):​c.281+15T>C variant causes a intron change involving the alteration of a non-conserved nucleotide. The variant allele was found at a frequency of 0.686 in 1,523,552 control chromosomes in the GnomAD database, including 360,183 homozygotes. In-silico tool predicts a benign outcome for this variant. Variant has been reported in ClinVar as Benign (★★).

Frequency

Genomes: 𝑓 0.69 ( 36117 hom., cov: 37)
Exomes 𝑓: 0.69 ( 324066 hom. )

Consequence

SRD5A2
ENST00000622030.2 intron

Scores

2

Clinical Significance

Benign criteria provided, multiple submitters, no conflicts B:4O:1

Conservation

PhyloP100: 0.140
Variant links:
Genes affected
SRD5A2 (HGNC:11285): (steroid 5 alpha-reductase 2) This gene encodes a microsomal protein expressed at high levels in androgen-sensitive tissues such as the prostate. The encoded protein is active at acidic pH and is sensitive to the 4-azasteroid inhibitor finasteride. Deficiencies in this gene can result in male pseudohermaphroditism, specifically pseudovaginal perineoscrotal hypospadias (PPSH). [provided by RefSeq, Jul 2008]

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ACMG classification

Classification made for transcript

Verdict is Benign. Variant got -20 ACMG points.

BP4
Computational evidence support a benign effect (BayesDel_noAF=-0.89).
BP6
Variant 2-31580605-A-G is Benign according to our data. Variant chr2-31580605-A-G is described in ClinVar as [Benign]. Clinvar id is 97403.Status of the report is criteria_provided_multiple_submitters_no_conflicts, 2 stars.
BA1
GnomAd4 highest subpopulation (AFR) allele frequency at 95% confidence interval = 0.697 is higher than 0.05.

Transcripts

RefSeq

Gene Transcript HGVSc HGVSp Effect #exon/exons MANE Protein UniProt
SRD5A2NM_000348.4 linkuse as main transcriptc.281+15T>C intron_variant ENST00000622030.2 NP_000339.2
SRD5A2XM_011533072.3 linkuse as main transcriptc.27-46839T>C intron_variant XP_011531374.1

Ensembl

Gene Transcript HGVSc HGVSp Effect #exon/exons TSL MANE Protein Appris UniProt
SRD5A2ENST00000622030.2 linkuse as main transcriptc.281+15T>C intron_variant 1 NM_000348.4 ENSP00000477587 P1

Frequencies

GnomAD3 genomes
AF:
0.687
AC:
104499
AN:
152126
Hom.:
36099
Cov.:
37
show subpopulations
Gnomad AFR
AF:
0.704
Gnomad AMI
AF:
0.729
Gnomad AMR
AF:
0.670
Gnomad ASJ
AF:
0.765
Gnomad EAS
AF:
0.475
Gnomad SAS
AF:
0.617
Gnomad FIN
AF:
0.689
Gnomad MID
AF:
0.712
Gnomad NFE
AF:
0.696
Gnomad OTH
AF:
0.699
GnomAD3 exomes
AF:
0.646
AC:
97512
AN:
150880
Hom.:
32064
AF XY:
0.647
AC XY:
52163
AN XY:
80626
show subpopulations
Gnomad AFR exome
AF:
0.698
Gnomad AMR exome
AF:
0.616
Gnomad ASJ exome
AF:
0.766
Gnomad EAS exome
AF:
0.442
Gnomad SAS exome
AF:
0.616
Gnomad FIN exome
AF:
0.671
Gnomad NFE exome
AF:
0.680
Gnomad OTH exome
AF:
0.677
GnomAD4 exome
AF:
0.686
AC:
940620
AN:
1371308
Hom.:
324066
Cov.:
51
AF XY:
0.684
AC XY:
460572
AN XY:
673526
show subpopulations
Gnomad4 AFR exome
AF:
0.710
Gnomad4 AMR exome
AF:
0.623
Gnomad4 ASJ exome
AF:
0.765
Gnomad4 EAS exome
AF:
0.512
Gnomad4 SAS exome
AF:
0.629
Gnomad4 FIN exome
AF:
0.674
Gnomad4 NFE exome
AF:
0.696
Gnomad4 OTH exome
AF:
0.689
GnomAD4 genome
AF:
0.687
AC:
104562
AN:
152244
Hom.:
36117
Cov.:
37
AF XY:
0.686
AC XY:
51054
AN XY:
74444
show subpopulations
Gnomad4 AFR
AF:
0.704
Gnomad4 AMR
AF:
0.669
Gnomad4 ASJ
AF:
0.765
Gnomad4 EAS
AF:
0.475
Gnomad4 SAS
AF:
0.617
Gnomad4 FIN
AF:
0.689
Gnomad4 NFE
AF:
0.696
Gnomad4 OTH
AF:
0.696
Alfa
AF:
0.693
Hom.:
40034
Bravo
AF:
0.684
Asia WGS
AF:
0.515
AC:
1793
AN:
3478

ClinVar

Significance: Benign
Submissions summary: Benign:4Other:1
Revision: criteria provided, multiple submitters, no conflicts
LINK: link

Submissions by phenotype

3-Oxo-5 alpha-steroid delta 4-dehydrogenase deficiency Benign:2
Benign, criteria provided, single submitterclinical testingLabcorp Genetics (formerly Invitae), LabcorpFeb 01, 2024- -
Benign, criteria provided, single submitterclinical testingGenome-Nilou LabJul 15, 2021- -
not provided Benign:1Other:1
not provided, no classification providedliterature onlyUniversity of Sydney Medical Foundation-- -
Benign, criteria provided, single submitternot providedBreakthrough Genomics, Breakthrough Genomics-- -
not specified Benign:1
Benign, criteria provided, single submitterclinical testingPreventionGenetics, part of Exact Sciences-- -

Computational scores

Source: dbNSFP v4.3

Name
Calibrated prediction
Score
Prediction
BayesDel_noAF
Benign
-0.89
CADD
Benign
4.6
DANN
Benign
0.23

Splicing

Name
Calibrated prediction
Score
Prediction
SpliceAI score (max)
0.030
Details are displayed if max score is > 0.2

Find out detailed SpliceAI scores and Pangolin per-transcript scores at spliceailookup.broadinstitute.org

Publications

LitVar

Below is the list of publications found by LitVar. It may be empty.

Other links and lift over

dbSNP: rs522638; hg19: chr2-31805675; COSMIC: COSV51872362; API